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@ -34,7 +34,8 @@ const preprocessors = {
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generator: DomGenerator,
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block: Block,
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state: State,
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node: Node
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node: Node,
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stripWhitespace: boolean
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) => {
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const dependencies = block.findDependencies(node.expression);
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block.addDependencies(dependencies);
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@ -48,7 +49,8 @@ const preprocessors = {
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generator: DomGenerator,
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block: Block,
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state: State,
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node: Node
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node: Node,
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stripWhitespace: boolean
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) => {
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const dependencies = block.findDependencies(node.expression);
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block.addDependencies(dependencies);
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@ -59,7 +61,7 @@ const preprocessors = {
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node._state = getChildState(state, { basename, name });
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},
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Text: (generator: DomGenerator, block: Block, state: State, node: Node) => {
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Text: (generator: DomGenerator, block: Block, state: State, node: Node, stripWhitespace: boolean) => {
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node._state = getChildState(state);
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if (!/\S/.test(node.data)) {
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@ -75,7 +77,8 @@ const preprocessors = {
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generator: DomGenerator,
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block: Block,
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state: State,
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node: Node
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node: Node,
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stripWhitespace: boolean
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) => {
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const blocks: Block[] = [];
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let dynamic = false;
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@ -93,7 +96,7 @@ const preprocessors = {
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node._state = getChildState(state);
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blocks.push(node._block);
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preprocessChildren(generator, node._block, node._state, node);
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preprocessChildren(generator, node._block, node._state, node, stripWhitespace);
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if (node._block.dependencies.size > 0) {
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dynamic = true;
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@ -117,7 +120,8 @@ const preprocessors = {
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generator,
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node.else._block,
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node.else._state,
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node.else
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node.else,
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stripWhitespace
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);
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if (node.else._block.dependencies.size > 0) {
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@ -142,7 +146,8 @@ const preprocessors = {
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generator: DomGenerator,
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block: Block,
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state: State,
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node: Node
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node: Node,
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stripWhitespace: boolean
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) => {
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const dependencies = block.findDependencies(node.expression);
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block.addDependencies(dependencies);
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@ -189,7 +194,7 @@ const preprocessors = {
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});
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generator.blocks.push(node._block);
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preprocessChildren(generator, node._block, node._state, node);
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preprocessChildren(generator, node._block, node._state, node, stripWhitespace);
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block.addDependencies(node._block.dependencies);
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node._block.hasUpdateMethod = node._block.dependencies.size > 0;
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@ -205,7 +210,8 @@ const preprocessors = {
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generator,
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node.else._block,
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node.else._state,
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node.else
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node.else,
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stripWhitespace
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);
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node.else._block.hasUpdateMethod = node.else._block.dependencies.size > 0;
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}
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@ -215,7 +221,8 @@ const preprocessors = {
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generator: DomGenerator,
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block: Block,
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state: State,
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node: Node
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node: Node,
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stripWhitespace: boolean
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) => {
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node.attributes.forEach((attribute: Node) => {
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if (attribute.type === 'Attribute' && attribute.value !== true) {
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@ -305,11 +312,12 @@ const preprocessors = {
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});
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generator.blocks.push(node._block);
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preprocessChildren(generator, node._block, node._state, node);
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preprocessChildren(generator, node._block, node._state, node, stripWhitespace);
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block.addDependencies(node._block.dependencies);
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node._block.hasUpdateMethod = node._block.dependencies.size > 0;
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} else {
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preprocessChildren(generator, block, node._state, node);
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if (node.name === 'pre' || node.name === 'textarea') stripWhitespace = false;
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preprocessChildren(generator, block, node._state, node, stripWhitespace);
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}
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}
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},
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@ -320,7 +328,7 @@ function preprocessChildren(
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block: Block,
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state: State,
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node: Node,
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isTopLevel: boolean = false
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stripWhitespace: boolean
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) {
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// glue text nodes together
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const cleaned: Node[] = [];
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@ -332,33 +340,23 @@ function preprocessChildren(
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if (child.type === 'Text' && lastChild && lastChild.type === 'Text') {
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lastChild.data += child.data;
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lastChild.end = child.end;
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} else {
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if (child.type === 'Text' && stripWhitespace && cleaned.length === 0) {
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child.data = trimStart(child.data);
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if (child.data) cleaned.push(child);
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} else {
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cleaned.push(child);
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}
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}
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lastChild = child;
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});
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if (isTopLevel) {
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// trim leading and trailing whitespace from the top level
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const firstChild = cleaned[0];
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if (firstChild && firstChild.type === 'Text') {
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firstChild.data = trimStart(firstChild.data);
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if (!firstChild.data) cleaned.shift();
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}
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const lastChild = cleaned[cleaned.length - 1];
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if (lastChild && lastChild.type === 'Text') {
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lastChild.data = trimEnd(lastChild.data);
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if (!lastChild.data) cleaned.pop();
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}
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}
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lastChild = null;
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cleaned.forEach((child: Node) => {
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const preprocess = preprocessors[child.type];
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if (preprocess) preprocess(generator, block, state, child);
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const preprocessor = preprocessors[child.type];
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if (preprocessor) preprocessor(generator, block, state, child, stripWhitespace);
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if (lastChild) {
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lastChild.next = child;
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@ -368,6 +366,17 @@ function preprocessChildren(
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lastChild = child;
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});
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if (lastChild) {
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if (stripWhitespace && lastChild.type === 'Text') {
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lastChild.data = trimEnd(lastChild.data);
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if (!lastChild.data) {
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cleaned.pop();
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lastChild = cleaned[cleaned.length - 1];
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lastChild.next = null;
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}
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}
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}
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if (lastChild) {
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lastChild.needsAnchor = !state.parentNode;
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}
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